Analysis

  • max time kernel
    138s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 19:47

General

  • Target
    PAPERIESS_lNVlTATl0N_VlEWER.msi
  • Size 744KB
  • Sample260804-yhs95adj5y
  • SHA256 9d2821c2be03e8b324ef791a0bef23415b19809ce0c1f557b2b817dd5b1eda2d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 6 IoCs
  • Badlisted process makes network request 10 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Checks for any installed AV software in registry 1 TTPs 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 49 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 15 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 23 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\PAPERIESS_lNVlTATl0N_VlEWER.msi
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2496
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:2604
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding C2A587C4E607DB081684FBB4D23EA592 E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • Badlisted process makes network request
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4304
        • C:\Users\Admin\AppData\Local\Temp\6ab198fb-903d-11f1-b252-52abbeedcfd6\Ninite.exe
          "C:\Users\Admin\AppData\Local\Temp\6ab198fb-903d-11f1-b252-52abbeedcfd6\Ninite.exe" /install msi /silent "C:\Users\Admin\AppData\Local\Temp\6ab198fb-903d-11f1-b252-52abbeedcfd6\Ninite.exe.report.txt"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • Drops file in Program Files directory
          • System Location Discovery: System Language Discovery
          • Modifies data under HKEY_USERS
          • Modifies system certificate store
          PID:5824
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:2772
    • C:\Program Files (x86)\Ninite Agent\NiniteAgent.exe
      "C:\Program Files (x86)\Ninite Agent\NiniteAgent.exe" /stub:service /stub:subdomain remote /agent
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3180
      • C:\Program Files (x86)\Ninite Agent\NiniteAgent.exe
        "C:\Program Files (x86)\Ninite Agent\NiniteAgent.exe" /stub:child 3180 00000230 "NiniteAgent" /stub:subdomain "remote" "/agent"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious use of WriteProcessMemory
        PID:3844
        • C:\Program Files (x86)\Ninite Agent\NiniteAgent.exe
          "C:\Program Files (x86)\Ninite Agent\NiniteAgent.exe" /slave 3844 00000A80 00000A6C /override 75e8becdcb76b2afe5d874bb57b6f7424c71da6b /rundll "C:\Windows\TEMP\Ninite.tmp\58A3B1F61C5EED34F8F3BE51B5CCB87428995490\1537\Ninite.dll" /audit /silent /nocache /data a5422e35-903d-11f1-b252-52abbeedcfd6
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks for any installed AV software in registry
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          PID:4116
        • C:\Program Files (x86)\Ninite Agent\NiniteAgent.exe
          "C:\Program Files (x86)\Ninite Agent\NiniteAgent.exe" /slave 3844 00000A80 00000A6C /override 75e8becdcb76b2afe5d874bb57b6f7424c71da6b /rundll "C:\Windows\TEMP\Ninite.tmp\58A3B1F61C5EED34F8F3BE51B5CCB87428995490\1537\Ninite.dll" /audit /silent /nocache /data b122a832-903d-11f1-b252-52abbeedcfd6
          3⤵
            PID:2440

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            e59b0d9.rbs

            • Path C:\Config.Msi\e59b0d9.rbs
            • Size 7KB
            • SHA256 025f06a1ca834931f983d473c7bb8b3ba04886b28e5b126a078a0beb8e40c4a1
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Ninite.exe

            • Path C:\Users\Admin\AppData\Local\Temp\6ab198fb-903d-11f1-b252-52abbeedcfd6\Ninite.exe
            • Size 414KB
            • SHA256 d77908d441d511c81cbbc991feec5d464873a78865b13e50eed8a039683d7f72
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Ninite.exe.report.txt

            • Path C:\Users\Admin\AppData\Local\Temp\6ab198fb-903d-11f1-b252-52abbeedcfd6\Ninite.exe.report.txt
            • Size 2B
            • SHA256 565339bc4d33d72817b583024112eb7f5cdf3e5eef0252d6ec1b9c9a94e12bb3
            • MD5 SHA1 SHA512

            Ninite.dll

            • Path C:\Users\Admin\AppData\Local\Temp\7639014b-903d-11f1-b252-52abbeedcfd6\Ninite.dll
            • Size 414KB
            • SHA256 16f1b6883b73a758a1959a4e3b0cba5bee03f2fa45e451f941afa168f54ad938
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Ninite.dll

            • Path C:\Users\Admin\AppData\Local\Temp\Ninite.tmp\7ffba6c0-903d-11f1-b252-52abbeedcfd6\Ninite.dll
            • Size 850KB
            • SHA256 15646217deb09ed9e91b28584b498f1be4745906e8aeef937539ce877c9d5edd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MSIB85A.tmp

            • Path C:\Windows\Installer\MSIB85A.tmp
            • Size 637KB
            • SHA256 dbda294c39231d7b33cfcd533fd4af4615628a48b4856000d1d5d0df8806d160
            • MD5 SHA1 SHA512 SSDEEP TLSH

            1BA79029EC3FFD076F5DAC2F70A18685

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1BA79029EC3FFD076F5DAC2F70A18685
            • Size 1KB
            • SHA256 63b14543360f5e89942ea8d5113526e64fbc71c1207328f0136b3a495d921dd0
            • MD5 SHA1 SHA512 TLSH

            75CA58072B9926F763A91F0CC2798706_B5D3A17E5BEDD2EDA793611A0A74E1E8

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\75CA58072B9926F763A91F0CC2798706_B5D3A17E5BEDD2EDA793611A0A74E1E8
            • Size 1KB
            • SHA256 ab2a480b1cfbcd5a49d62cf35f0b7fa8961726ca3ddc23d5a2714de84d5910a4
            • MD5 SHA1 SHA512 TLSH

            8E55FEB142F566DFBD0ED964FAB94545

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8E55FEB142F566DFBD0ED964FAB94545
            • Size 8KB
            • SHA256 0f2cd52a46c8d23d17680c5cf6d088c4d9d3b9650177a6acef042447109b49a9
            • MD5 SHA1 SHA512 SSDEEP TLSH

            9CB4373A4252DE8D2212929836304EC5_6C354C532D063DF5607A63BA827F5164

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\9CB4373A4252DE8D2212929836304EC5_6C354C532D063DF5607A63BA827F5164
            • Size 1KB
            • SHA256 ca63fb09551e6cdc07857f9b483b5c64b56d55e29aa7c2f29c4830ea9cf96bca
            • MD5 SHA1 SHA512 TLSH

            A1D627669EFC8CD4F21BCF387D97F9B5_9877C66D01D477FB94AD0B5E73090232

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\A1D627669EFC8CD4F21BCF387D97F9B5_9877C66D01D477FB94AD0B5E73090232
            • Size 1KB
            • SHA256 f1e8b1f387dd138bef25d8b0ba54de3e0867056b7c8d53d18f392f287d9ef5be
            • MD5 SHA1 SHA512 TLSH

            B039FEA45CB4CC4BBACFC013C7C55604_4BB72A60CF9C652B353353202101C0E4

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B039FEA45CB4CC4BBACFC013C7C55604_4BB72A60CF9C652B353353202101C0E4
            • Size 1KB
            • SHA256 9744665df0d81ed362b6652e9d846d0a93615414f0c31d5a2f0c06698ef2b873
            • MD5 SHA1 SHA512 TLSH

            B039FEA45CB4CC4BBACFC013C7C55604_50385F8EB1F713E33924A830D7A2A41C

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B039FEA45CB4CC4BBACFC013C7C55604_50385F8EB1F713E33924A830D7A2A41C
            • Size 1KB
            • SHA256 f4c53e62119cdd2333dc2cf7be625ae6ed08bea452f5588452c600ca529a9529
            • MD5 SHA1 SHA512 TLSH

            B0B1E3C3B1330A269DBEE4BA6313E7B4

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B0B1E3C3B1330A269DBEE4BA6313E7B4
            • Size 1KB
            • SHA256 dd12c5733bc4b682e1da6353c8c27650f53d11a8ada8fd8a2d06f23cecae5ebd
            • MD5 SHA1 SHA512 TLSH

            BCB67D7ECB470284AF35679F339E879F

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\BCB67D7ECB470284AF35679F339E879F
            • Size 713B
            • SHA256 0cdc5d8b874c058efea52f5e370cd6b6f4dcf4c880812fb82696e1723242eaf1
            • MD5 SHA1 SHA512 TLSH

            DDA81A73291E20E6ACF6CACA76D5C942_1A3F29BC2FD4D54C7B2AF1BE78C1E8BE

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DDA81A73291E20E6ACF6CACA76D5C942_1A3F29BC2FD4D54C7B2AF1BE78C1E8BE
            • Size 5B
            • SHA256 bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128
            • MD5 SHA1 SHA512

            1BA79029EC3FFD076F5DAC2F70A18685

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1BA79029EC3FFD076F5DAC2F70A18685
            • Size 186B
            • SHA256 215ebf14929ad38ac9a6347e16ea10fef3963b851ccc34008463fa1392513377
            • MD5 SHA1 SHA512 TLSH

            75CA58072B9926F763A91F0CC2798706_B5D3A17E5BEDD2EDA793611A0A74E1E8

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\75CA58072B9926F763A91F0CC2798706_B5D3A17E5BEDD2EDA793611A0A74E1E8
            • Size 438B
            • SHA256 2bcd5790858afe65953b5c1f06e3f9bb8d48574f443d92f05a236e64fa61517e
            • MD5 SHA1 SHA512 TLSH

            769F85394FB15C375FF89A7488274D5B_042FC0BE139F72196A338B07721E6413

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\769F85394FB15C375FF89A7488274D5B_042FC0BE139F72196A338B07721E6413
            • Size 440B
            • SHA256 3e59900e1de8a8d9e7edb858067dc36f782914916330eb3b43d9463f93494fd6
            • MD5 SHA1 SHA512 TLSH

            8E55FEB142F566DFBD0ED964FAB94545

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8E55FEB142F566DFBD0ED964FAB94545
            • Size 210B
            • SHA256 5ad2a5f50541e39f5653af94941a3883051a1e00ec72d8c266eabca345d920eb
            • MD5 SHA1 SHA512 TLSH

            9CB4373A4252DE8D2212929836304EC5_6C354C532D063DF5607A63BA827F5164

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9CB4373A4252DE8D2212929836304EC5_6C354C532D063DF5607A63BA827F5164
            • Size 532B
            • SHA256 71732c697c060efefb78c25e8b13b38d2f45fc777a44244f82227b15e130e7ae
            • MD5 SHA1 SHA512 TLSH

            A1D627669EFC8CD4F21BCF387D97F9B5_9877C66D01D477FB94AD0B5E73090232

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\A1D627669EFC8CD4F21BCF387D97F9B5_9877C66D01D477FB94AD0B5E73090232
            • Size 544B
            • SHA256 5fde28fd37e82191fa13e0c074e0d7e787213e422f00c40b4c406ad4276637b7
            • MD5 SHA1 SHA512 TLSH

            B039FEA45CB4CC4BBACFC013C7C55604_4BB72A60CF9C652B353353202101C0E4

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B039FEA45CB4CC4BBACFC013C7C55604_4BB72A60CF9C652B353353202101C0E4
            • Size 502B
            • SHA256 a2fca21a0dd8be50036fe8210533a56eac9434b5fec0efcd954fec6ad1c32737
            • MD5 SHA1 SHA512 TLSH

            B039FEA45CB4CC4BBACFC013C7C55604_50385F8EB1F713E33924A830D7A2A41C

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B039FEA45CB4CC4BBACFC013C7C55604_50385F8EB1F713E33924A830D7A2A41C
            • Size 508B
            • SHA256 a878aabb4c253cf85b2f7ea30a96b4ad52de9729e4b91a6839ba609643f8cdc2
            • MD5 SHA1 SHA512 TLSH

            B0B1E3C3B1330A269DBEE4BA6313E7B4

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B0B1E3C3B1330A269DBEE4BA6313E7B4
            • Size 208B
            • SHA256 260bd04cd92bcada7503d2fb8c7da902572d7029cac79aa230d770f983e28315
            • MD5 SHA1 SHA512 TLSH

            BCB67D7ECB470284AF35679F339E879F

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\BCB67D7ECB470284AF35679F339E879F
            • Size 276B
            • SHA256 6ca97e5cb5ccbad6ff6666ba28abd8680add35d594225ba6ff66519cb306fcab
            • MD5 SHA1 SHA512 TLSH

            DDA81A73291E20E6ACF6CACA76D5C942_1A3F29BC2FD4D54C7B2AF1BE78C1E8BE

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DDA81A73291E20E6ACF6CACA76D5C942_1A3F29BC2FD4D54C7B2AF1BE78C1E8BE
            • Size 436B
            • SHA256 ebdcf2a91509070a9172e836a7352bff3e73648da5af506470b33ac0b8f19aab
            • MD5 SHA1 SHA512 TLSH

            desktop.ini

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini
            • Size 174B
            • SHA256 768b6fde6149d9ebbed1e339a72e8cc8c535e5c61d7c82752f7dff50923b7aed
            • MD5 SHA1 SHA512 TLSH

            desktop.ini

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini
            • Size 174B
            • SHA256 8e00a24ae458effe00a55344f7f34189b4594613284745ff7d406856a196c531
            • MD5 SHA1 SHA512 TLSH

            Ninite.dll

            • Path C:\Windows\TEMP\Ninite.tmp\58A3B1F61C5EED34F8F3BE51B5CCB87428995490\1537\Ninite.dll
            • Size 1.7MB
            • SHA256 c63fd2680fa7bbb6b7736257dd8d995e4ca2d0db1bf1d9909da9a1eff85068cd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            NiniteAgent.log

            • Path C:\Windows\TEMP\NiniteAgent.log
            • Size 86B
            • SHA256 009fed6972325246a8884e379196de35203aad4512cae30bd0b80e1929ff21f2
            • MD5 SHA1 SHA512 TLSH

            ^641283C7409549432490C865E671E40861A802D0

            • Path C:\Windows\Temp\Ninite.tmp\^641283C7409549432490C865E671E40861A802D0
            • Size 81B
            • SHA256 d626e706fb0ae9b1836eae9c7d2aaa41af6503a3ba4c739385a4130f8df441ff
            • MD5 SHA1 SHA512 TLSH

            metadata-2

            • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
            • Size 26.1MB
            • SHA256 fe2346253fc076487bbcaec25fcc5e3c272e2e2fe31e55ca29770328ae0edecf
            • MD5 SHA1 SHA512 SSDEEP TLSH

            {da6b58ca-831a-4717-a0d1-df9ad1d0e05f}_OnDiskSnapshotProp

            • Path \??\Volume{c61fa831-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{da6b58ca-831a-4717-a0d1-df9ad1d0e05f}_OnDiskSnapshotProp
            • Size 6KB
            • SHA256 d48555f0d0a136102f8b64bca685d68191b0ffec249421209d35c586d790c660
            • MD5 SHA1 SHA512 SSDEEP TLSH